Inventor · disambiguated record
Helmut Schafer
Also filed as: SCHAEFER HELMUT · SCHAFER HELMUT · SCHäFER HELMUT
20 granted patents·5 pending applications·240 citations·filing 1975–2021
95Inventor score
Files withDEERE & CO8DESITIN ARZNEIMITTEL GMBH3HOECHST AG2BOELLHOFF VERBINDUNGSTECHNIK GMBH1BRUESER CHRISTIAN1
Top patents by PatentIndex Score
25 records- 0188US6698555B2Motor vehicle parking brake control deviceDEERE & CO·Filed 2001·Granted Mar 2, 2004·29 cites·7 claims
- 0286US6729459B2Clutch control system and methodDEERE & CO·Filed 2002·Granted May 4, 2004·20 cites·15 claims
- 0382US4895873ACalcium salt of valproic acidDESITIN ARZNEIMITTEL GMBH·Filed 1988·Granted Jan 23, 1990·31 cites·5 claims
- 0480US7878304B2Gearbox arrangement for a vehicleDEERE & CO·Filed 2004·Granted Feb 1, 2011·27 cites·12 claims
- 0579US6718847B2Pressure-release device for a transmission housingDEERE & CO·Filed 2002·Granted Apr 13, 2004·22 cites·11 claims
- 0675US8206055B2Mechanism for securing a shaft-hub connection of two shaftsSCHAEFER HELMUT·Filed 2006·Granted Jun 26, 2012·5 cites·12 claims
- 0768US6287361B1Oil pump gear made of aluminum powderDAIMLER CHRYSLER AG·Filed 2000·Granted Sep 11, 2001·9 cites·7 claims
- 0865US6581738B2Parking lock for a motor vehicle with an emergency release deviceDEERE & CO·Filed 2001·Granted Jun 24, 2003·9 cites·8 claims
- 0964US4966996AProcess for the preparation of E-2-propyl-2-pentenoic acid and physiologically compatible salts thereofDESITIN ARZNEIMITTEL GMBH·Filed 1988·Granted Oct 30, 1990·7 cites·3 claims
- 1059US6527096B2Control device for the parking lock of a motor vehicleDEERE & CO·Filed 2001·Granted Mar 4, 2003·6 cites·25 claims
- 1150US4517856APower take-off lever arrangement for a tractorDEERE & CO·Filed 1982·Granted May 21, 1985·10 cites·9 claims
- 1248US4989423AWarp knitting machine with guide bars adjustable by means of step motorsLIBA MASCHF·Filed 1988·Granted Feb 5, 1991·5 cites·4 claims
- 1346US11339822B2Assembly locking device, thread bolt with assembly locking device, a component with installed thread bolt as well as a manufacturing method for the assembly locking device and an assembly method of the thread bolt with assembly locking deviceBOELLHOFF VERBINDUNGSTECHNIK GMBH·Filed 2021·Granted May 24, 2022·0 cites·20 claims
- 1444US5993422ADevice for dosing medicinal fluidsFRESENIUS AG·Filed 1998·Granted Nov 30, 1999·24 cites·14 claims
- 1543US4048150ALeader of a carrier of information in the form of a webHOECHST AG·Filed 1975·Granted Sep 13, 1977·4 cites·3 claims
- 1642US4945180AProcess for the preparation of E-2-propyl-2-pentenoic acid and physiologically compatible salts thereofDESITIN ARZNEIMITTEL GMBH·Filed 1988·Granted Jul 31, 1990·2 cites·7 claims
- 1742US4258636ADevice for control of the frame movements of automatic sewing machinesZANGS AG MASCHF·Filed 1978·Granted Mar 31, 1981·10 cites·8 claims
- 1841US5035647ADevice for securing a receptacle housing in an opening of a wallLOH KG RITTAL WERK·Filed 1989·Granted Jul 30, 1991·8 cites·8 claims
- 1941US4549637AGear shift arrangement for a vehicleDEERE & CO·Filed 1982·Granted Oct 29, 1985·8 cites·13 claims
- 2039US4341833AForgery-resistant filmHOECHST AG·Filed 1979·Granted Jul 27, 1982·4 cites·1 claims
- 2138US2012006432A1Hydraulic Circuit Supply SystemBRUESER CHRISTIAN·Filed 2010·Application pending·0 cites
- 2238US2006084591A1Use of modulators of the signal transduction path using the protein kinase fyn for the treatment of tumorous diseasesEILERS MARTIN·Filed 2003·Application pending·0 cites
- 2337US2004161340A1Drive arrangement for a conveying deviceFiled 2003·Application pending·0 cites
- 2435US2012029481A1Connection piece for the tube of an enteral feeding tube and assembly of an enteral feeding tube and an enteral transfer systemPECH BERNHARD·Filed 2010·Application pending·0 cites
- 2534US2005061285A1Cylinder crankcase having a cylinder sleeve, and casting toolFiled 2002·Application pending·0 cites
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